I guess you can choose one or the other or both? I got some time to go down in the basement and bang on some things. Luckily (?) my amp stopped picking up religious AM broadcasts right before I started recording.
A live set from the Too Tired To Say Anything podcast of ambient music. Recorded at the Good Shepherd Center in Wallingford, Seattle, WA, US in front of 8 wonderful people. More sleepy music at tootiredtosayanything.com
A podcast of blurry music. This collects what happens when I sit down to improvise music until it puts me to sleep. Hopefully it helps you slumber too. This one is called "Light Balancing Light", but who knows why.